My Little Pony: Equestria Girls (2016)

Via a magic mirror, Twilight Sparkle travels into an alternate universe in order to recover a crown that was stolen from the Crystal Empire. Upon her arrival she is horrified to learn that she has turned into a human.

Director:

Cast: Tara Strong, Ashleigh Ball, Andrea Libman, Tabitha St. Germain, Cathy Weseluck, Rebecca Shoichet, Lee Tockar, Richard Ian Cox, Nicole Oliver, Vincent Tong, Britt McKillip, Shannon Chan-Kent, Kazumi Evans, Kathleen Barr, Claire Margaret Corlett, Michelle Creber, Peter New, Madeleine Peters